Suppression Forecast
Issued by NWS Milwaukee/Sullivan, WI

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000
FNUS73 KMKX 251326
FWSMKX

Spot Forecast for Gov Nelson Prairie 2 & 3...WISCONSIN DNR
National Weather Service Milwaukee/Sullivan WI
826 AM CDT Wed Apr 25 2018

Forecast is based on ignition time of 0900 CDT on April 25.

Please contact the National Weather Service if conditions become
unrepresentative or if you have questions/concerns about this forecast.

.DISCUSSION...Mostly sunny skies are expected at the burn site today
with generally light north winds. Despite the cooler temperatures
than yesterday, RH values are likely to drop into the 20s this
afternoon. Will keep an eye on dewpoint trends, as it has gotten
drier than expected the last couple days.

.TODAY...

Sky/weather.........Mostly sunny.
Temperature.........46 at ignition...Max 60.
RH..................60 percent at ignition...Min 27 percent.
Wind (20 ft)........Winds north at 7 mph at ignition...otherwise
                    North winds 5 to 8 mph.
Mixing height.......2700 ft AGL at ignition...otherwise 800-2700 ft
                    AGL increasing to 3600-5200 ft AGL in the late
                    morning and afternoon.
Transport winds.....North 10 to 18 mph.
Smoke dispersal.....Good /37100 knot-ft/ at ignition. Max...good
                    /55900 knot-ft/.
Haines Index........3 or very low at ignition...max 3.

TIME (CDT)      9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........5   5   6   8   8   7   4   2   1
Weather cov.....
Weather type....
Tstm cov........
Temp............46  48  51  53  56  58  59  60  60
RH..............60  54  44  38  31  29  28  28  28
20 FT wind dir..N   N   N   N   N   N   N   N   N
20 FT wind spd..7   8   8   8   8   7   7   6   6
20 FT wind gust.15  15  15  15  15  15  15  10  10
Mix hgt (kft)...2.7 3.6 4.2 4.6 5.0 5.1 5.1 5.2 4.8
Transp wind dir.N   N   N   N   N   N   N   N   N
Transp wind spd.18  18  16  15  15  13  12  12  10
Haines index....3   3   3   2   2   2   2   2   2
SDspl kt-ft/100037  49  52  52  56  49  45  45  38

.TONIGHT...

Sky/weather.........Clear.
Temperature.........Min 33.
RH..................Max 95 percent.
Wind (20 ft)........North winds 5 to 6 mph early in the evening
                    becoming light.
Mixing height.......3100-4400 ft AGL decreasing to 400-1600 ft AGL
                    early in the evening.
Transport winds.....Northwest 5 to 9 mph shifting to the west 6 to
                    8 mph after midnight.
Smoke dispersal.....Poor to good (1600-30800 knot-ft).

TIME (CDT)      6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
Sky (%).........1   1   1   1   1   1   1   1   0   0   2   6
Weather cov.....
Weather type....
Tstm cov........
Temp............59  57  53  49  47  45  44  42  40  38  37  35
RH..............29  31  38  48  56  62  65  70  73  79  79  85
20 FT wind dir..N   N   NE  NE  E   E   S   S   S   S   S   SW
20 FT wind spd..6   6   5   3   2   2   2   3   3   3   3   3
20 FT wind gust.10  10  10  5   5   5   10  10  10  10  10  5
Mix hgt (kft)...4.4 3.1 1.6 0.9 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4
Transp wind dir.N   N   N   N   N   NW  W   W   W   W   W   W
Transp wind spd.9   8   7   6   5   6   6   7   7   7   8   8
Haines index....3   3   3   3   3   3   3   3   3   3   3   3
SDspl kt-ft/100031  19  9   4   2   2   2   2   2   2   2   2

.THURSDAY...

Sky/weather.........Partly sunny.
Temperature.........Max 65.
RH..................Min 33 percent.
Wind (20 ft)........Light winds becoming west 5 to 9 mph early in
                    the morning.
Mixing height.......400-2200 ft AGL increasing to 5600-6500 ft AGL.
Transport winds.....West 9 to 17 mph increasing to 20 to 21 mph
                    late in the afternoon.
Smoke dispersal.....Poor to good (2800-47900 knot-ft) increasing to
                    good to excellent (55000-95600 knot-ft) in the
                    afternoon.
Haines Index........3 to 4 or very low to or low.

TIME (CDT)      6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
Sky (%).........11  16  18  23  25  28  35  38  41  47  50  54
Weather cov.....
Weather type....
Tstm cov........
Temp............33  34  42  49  55  59  61  63  64  65  65  64
RH..............92  89  70  56  47  40  38  35  34  33  33  34
20 FT wind dir..SW  SW  SW  SW  SW  SW  SW  W   W   W   W   W
20 FT wind spd..3   4   5   6   6   6   7   7   8   9   9   8
20 FT wind gust.5   5       10  10  10  10  10  15  15  15  15
Mix hgt (kft)...0.4 0.5 1.2 2.2 3.5 4.2 4.9 5.2 5.8 6.4 6.5 5.6
Transp wind dir.W   W   W   W   W   W   W   W   W   W   W   W
Transp wind spd.9   9   12  13  15  15  15  15  16  17  20  21
Haines index....3   3   3   4   4   4   4   4   3   3   3   3
SDspl kt-ft/10003   3   11  21  40  48  55  59  71  86  96  86

$$
Forecaster...DDV
Requested by...Heidi Hayes
Type of request...PRESCRIBED
.TAG 1807787.0/MKX
.EMAIL Heidi.Hayes@wisconsin.gov


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